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Spreadsheet-to-Sim Prototype Builder
Build a web app that helps creators model economy and trading simulations in a spreadsheet-like interface, then instantly play the loop through generated UI screens. The product reduces tool confusion and shortens the path from idea to testable prototype for data-heavy games.
これが重要な理由
You want to make a trading or management game, but the core of your project is not animation or graphics. It is tables, formulas, market logic, events, and immediate feedback. The problem is that your current options are awkward: spreadsheets are fast but not playable, while full engines ask you to make architecture choices before you even know whether the loop is fun. You end up bouncing between tutorials, frameworks, and rough prototypes without confidence that you are building the right thing. A dedicated builder would let you define goods, ports, prices, routes, and events in one place, then test the gameplay immediately.
- · Indie game creators, hobbyists, and solo developers building menu-driven strategy, management, trading, or war simulation games without strong engine experience.向けに構築。
- · 最も可能性の高い収益化モデル: SaaS subscription。
痛み · ナラティブ
You want to make a trading or management game, but the core of your project is not animation or graphics. It is tables, formulas, market logic, events, and immediate feedback. The problem is that your current options are awkward: spreadsheets are fast but not playable, while full engines ask you to make architecture choices before you even know whether the loop is fun. You end up bouncing between tutorials, frameworks, and rough prototypes without confidence that you are building the right thing. A dedicated builder would let you define goods, ports, prices, routes, and events in one place, then test the gameplay immediately.
スコア内訳
市場シグナル
市場投入
Solo indie developers and hobbyists currently prototyping strategy or trading games in spreadsheets before moving to an engine
~50K active globally in the immediate niche
SEO long-tail
$29/month
20 paying users who import or create at least one simulation model and return in a second week
MVPの範囲 · 1～2週間
- Define a fixed schema for goods, locations, prices, events, and routes
- Build a spreadsheet-like table editor in a web app
- Add formula fields for price changes and profit calculations
- Create a basic simulation runner with next-turn progression
- Support CSV import and export for all core tables
- Generate a simple playable UI with buy, sell, move, and event screens
- Add charts for profit, inventory, and route performance
- Save projects to cloud storage with shareable read-only links
- Create two starter templates for trading and naval logistics simulations
- Add onboarding that converts a sample spreadsheet into a working prototype
差別化
失敗する可能性がある理由
自己反論 — 最も重要な信頼のシグナル
- 1Free spreadsheets may remain good enough for most hobbyists, making conversion to paid software difficult.
- 2The target niche may be enthusiastic but too small unless the product expands beyond game creators into broader simulation designers.
- 3If the generated prototype is too constrained, serious users may outgrow it before becoming long-term subscribers.
エビデンスの概要
AIがこのインサイトをどのように統合したか — 逐語的な引用はありません
Several commenters independently pushed the creator toward spreadsheet-first thinking, data models, and immediate feedback loops rather than traditional engine-first development. The recurring theme was that these projects are fundamentally table and state driven. That repeated advice indicates a real workflow gap: users need a purpose-built bridge between raw spreadsheet logic and a testable game prototype.
アクションプラン
コードを書く前に、この機会を検証しましょう
推奨する次のステップ
開発する
強い需要シグナルを検出。本物の課題と支払い意欲を確認 — MVPの開発を始めましょう。
ランディングページ文案キット
実際のRedditコメントから抽出したコピー、そのまま貼り付けられます
見出し
Spreadsheet-to-Sim Prototype Builder
サブ見出し
Build a web app that helps creators model economy and trading simulations in a spreadsheet-like interface, then instantly play the loop through generated UI screens. The product reduces tool confusion and shortens the path from idea to testable prototype for data-heavy games.
ターゲットユーザー
対象：Indie game creators, hobbyists, and solo developers building menu-driven strategy, management, trading, or war simulation games without strong engine experience.
機能リスト
✓ Spreadsheet-style economy and event modeling ✓ Auto-generated playable prototype UI from tables and formulas ✓ Import/export with CSV, Excel, and Google Sheets
どこで検証するか
r/r/gamedev にランディングページのリンクを投稿しましょう — そこがこの課題が発見された場所です。
同じテーマの他の機会
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